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How to find the open circuit voltage?

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  1. Apr 14, 2017 #1

    ltnghia1304

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    1. The problem statement, all variables and given/known data
    How can we find the open circuit voltage of this one:
    17916980_1956903894529272_1763362054_o.jpg
    Thank you

    2. Relevant equations


    3. The attempt at a solution
     
    ltnghia1304, Apr 14, 2017
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  3. Apr 14, 2017 #2

    gneill

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    Staff: Mentor

    By the forum rules, you need to show what you've tried before help can be offered. A genuine effort is required. Unless you show an attempt your post will be removed...

    What equations are relevant for solving these types of problems in general?
     
    gneill, Apr 14, 2017
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